19.Find the sum of the odd numbers between 0 and 50.
Answers
Answered by
0
Answer:
The sum of the odd numbers between 0to 50 is 625
The odd numbers between 0 and 50 are 1,3,5,7,9…49
Therefore, it can be observed that these odd numbers are in an A.P.
a=1,d=2,l=49
l=a+(n−1)d
49=1+(n−1)2
48=2(n−1)
n−1=24
n=25
S
n
=
2
n
(a+l)
S
25
=
2
25
(1+49)
=
2
25×50
=625
Answered by
0
Answer:
sum of the odd numbers between 0 to 50 is 625
Step-by-step explanation:
the odd numbers between 0 to 50 are 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,49
the sum of the odd numbers between 0 to 50 are 1+3+5+7+9+11+13+15+17+19+21+23+25+27+29+31+33+35+37+39+41+43+45+47+49 is equals to 625
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